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Valentyn Serdyuk: Amazon KDP author data
As of Nov 6, 2026, Valentyn Serdyuk has 4 books on Amazon, 3 of them on a best-seller list in the last 30 days (best rank #5), mostly in Physical Medicine & Rehabilitation, Allied Health Professions, Injuries & Rehabilitation.
| Median price | $10.99 |
|---|---|
| Price range (middle 50%) | $2.99 – $18.99 |
| Median reviews | 30 |
| Total reviews | 120 |
| New books (30 days) | 0 |
| Breakout books (30 days) | 0 |
What stands out
- Median price $10.99, 37% above the median of their main category, Physical Medicine & Rehabilitation.
Valentyn Serdyuk's best-ranked books
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SCOLIOSIS AND SPINAL PAIN SYNDROME: Body Asymmetry & Biomechanics. Integrative Solutions for Posture and Pain (Book 1)
by Valentyn Serdyuk
- Price$2.99
- Rating4.6
- Reviews39
- Published2026-04
-
SCOLIOSIS AND SPINAL PAIN SYNDROME: Body Asymmetry & Biomechanics. Integrative Solutions for Posture and Pain (Book 1)
by Valentyn Serdyuk
- Price$18.99
- Rating4.6
- Reviews39
- Published2026-05
-
SCOLIOSIS AND SPINAL PAIN SYNDROME: Body Asymmetry & Biomechanics. Integrative Solutions for Posture and Pain (Book 2)
by Valentyn Serdyuk
- Price$2.99
- Rating4.4
- Reviews21
- Published2026-06
-
SCOLIOSIS AND SPINAL PAIN SYNDROME: Body Asymmetry & Biomechanics. Integrative Solutions for Posture and Pain (Book 2)
by Valentyn Serdyuk
- Price$18.99
- Rating4.4
- Reviews21
- Published2026-06
Main categories
FAQ
How many books does Valentyn Serdyuk have on Amazon?
KDPTop tracks 4 of their books; 3 made an Amazon list in the last 30 days.
Which categories does Valentyn Serdyuk publish in?
Their books chart most often in Physical Medicine & Rehabilitation, Allied Health Professions, Injuries & Rehabilitation.
How does Valentyn Serdyuk price their books?
The median price is $10.99; half of the books cost $2.99–$18.99.
Has Valentyn Serdyuk released new books recently?
0 new books in the last 30 days.
About this data
Data comes from KDPTop's daily crawl of Amazon's public Best Sellers pages; medians use the latest list. The opportunity score (0–100, higher is easier to enter) combines the review barrier, the share of low-review books, list turnover, new-release share and price.